AM Roundup: Antitrust Win for Google

U.S. challenges EU on corporate tax investigations: The U.S. stepped up a spat with European officials over their investigations of U.S. companies’ tax practices, warning in a letter from the Treasury secretary that they’re creating a “disturbing” precedent. [WSJ]

Google wins Streetmap case: Google won a U.K. court case filed by an online mapping company that alleged the U.S. technology company was skewing search results in favor of its own mapping product. [WSJ]